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//
// imag - the personal information management suite for the commandline
// Copyright (C) 2015-2019 Matthias Beyer <mail@beyermatthias.de> and contributors
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; version
// 2.1 of the License.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
//
use failure::Fallible as Result;
use uuid::Uuid;
use url::Url;
use libimagstore::store::Store;
use libimagstore::storeid::StoreId;
use libimagstore::store::FileLockEntry;
use libimagstore::iter::Entries;
use libimagentryurl::link::Link;
use libimagentryutil::isa::Is;
use crate::bookmark::IsBookmark;
use crate::bookmark::Bookmark;
pub trait BookmarkStore {
fn add_bookmark<'a>(&'a self, url: Url) -> Result<(Uuid, FileLockEntry<'a>)>;
fn get_bookmark_by_uuid<'a>(&'a self, uuid: &Uuid) -> Result<Option<FileLockEntry<'a>>>;
fn get_bookmark_by_id<'a>(&'a self, sid: StoreId) -> Result<Option<FileLockEntry<'a>>>;
fn remove_bookmark_by_uuid(&self, uuid: &Uuid) -> Result<()>;
fn remove_bookmark<'a>(&self, fle: FileLockEntry<'a>) -> Result<()>;
fn all_bookmarks<'a>(&'a self) -> Result<Entries<'a>>;
}
impl BookmarkStore for Store {
fn add_bookmark<'a>(&'a self, url: Url) -> Result<(Uuid, FileLockEntry<'a>)> {
let uuid = uuid::Uuid::new_v4();
id_for_uuid(&uuid)
.and_then(|id| self.create(id))
.and_then(|mut entry| {
entry.set_isflag::<IsBookmark>()?;
entry.set_url(url).map(|_| (uuid, entry))
})
}
fn get_bookmark_by_uuid<'a>(&'a self, uuid: &Uuid) -> Result<Option<FileLockEntry<'a>>> {
id_for_uuid(uuid).and_then(|id| self.get(id))
}
/// Get a bookmark by store id
///
///
/// # Warning
///
/// Returns an error if the StoreId does not refer to an entry that is a Bookmark.
/// If you want to ignore these errors on this API level and handle these errors yourself,
/// use Store::get()
///
fn get_bookmark_by_id<'a>(&'a self, sid: StoreId) -> Result<Option<FileLockEntry<'a>>> {
if let Some(entry) = self.get(sid)? {
if !entry.is_bookmark()? {
return Err(format_err!("Not a bookmark: {}", entry.get_location()));
} else {
Ok(Some(entry))
}
} else {
Ok(None)
}
}
fn remove_bookmark_by_uuid(&self, uuid: &Uuid) -> Result<()> {
id_for_uuid(uuid).and_then(|id| self.delete(id))
}
fn remove_bookmark<'a>(&self, fle: FileLockEntry<'a>) -> Result<()> {
if fle.is_bookmark()? {
let id = fle.get_location().clone();
drop(fle);
self.delete(id)
} else {
Err(format_err!("Not a bookmark: {}", fle.get_location()))
}
}
fn all_bookmarks<'a>(&'a self) -> Result<Entries<'a>> {
self.entries()?.in_collection("bookmark")
}
}
fn id_for_uuid(uuid: &Uuid) -> Result<StoreId> {
crate::module_path::new_id(uuid.to_hyphenated().encode_lower(&mut Uuid::encode_buffer()))
}
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